1 b822e0d8 2003-09-30 devnull #include <u.h>
2 b822e0d8 2003-09-30 devnull #include <libc.h>
3 b822e0d8 2003-09-30 devnull #include <draw.h>
4 b822e0d8 2003-09-30 devnull #include <mouse.h>
5 b822e0d8 2003-09-30 devnull #include <frame.h>
8 57851b64 2008-03-07 rsc _frdrawtext(Frame *f, Point pt, Image *text, Image *back)
10 b822e0d8 2003-09-30 devnull Frbox *b;
13 b822e0d8 2003-09-30 devnull for(nb=0,b=f->box; nb<f->nbox; nb++, b++){
14 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
15 f6cb9833 2005-10-29 devnull if(!f->noredraw && b->nrune >= 0)
16 57851b64 2008-03-07 rsc stringbg(f->b, pt, text, ZP, f->font, (char*)b->ptr, back, ZP);
17 b822e0d8 2003-09-30 devnull pt.x += b->wid;
21 b822e0d8 2003-09-30 devnull static int
22 b822e0d8 2003-09-30 devnull nbytes(char *s0, int nr)
28 b822e0d8 2003-09-30 devnull while(--nr >= 0)
29 b822e0d8 2003-09-30 devnull s += chartorune(&r, s);
30 b822e0d8 2003-09-30 devnull return s-s0;
34 024c9812 2007-05-10 devnull frdrawsel(Frame *f, Point pt, ulong p0, ulong p1, int issel)
36 b822e0d8 2003-09-30 devnull Image *back, *text;
38 b822e0d8 2003-09-30 devnull if(f->ticked)
39 b822e0d8 2003-09-30 devnull frtick(f, frptofchar(f, f->p0), 0);
41 b822e0d8 2003-09-30 devnull if(p0 == p1){
42 024c9812 2007-05-10 devnull frtick(f, pt, issel);
46 b822e0d8 2003-09-30 devnull if(issel){
47 b822e0d8 2003-09-30 devnull back = f->cols[HIGH];
48 b822e0d8 2003-09-30 devnull text = f->cols[HTEXT];
50 b822e0d8 2003-09-30 devnull back = f->cols[BACK];
51 b822e0d8 2003-09-30 devnull text = f->cols[TEXT];
54 b822e0d8 2003-09-30 devnull frdrawsel0(f, pt, p0, p1, back, text);
58 b822e0d8 2003-09-30 devnull frdrawsel0(Frame *f, Point pt, ulong p0, ulong p1, Image *back, Image *text)
60 b822e0d8 2003-09-30 devnull Frbox *b;
61 b822e0d8 2003-09-30 devnull int nb, nr, w, x, trim;
62 b822e0d8 2003-09-30 devnull Point qt;
64 b822e0d8 2003-09-30 devnull char *ptr;
67 b822e0d8 2003-09-30 devnull b = f->box;
68 b822e0d8 2003-09-30 devnull trim = 0;
69 b822e0d8 2003-09-30 devnull for(nb=0; nb<f->nbox && p<p1; nb++){
70 b822e0d8 2003-09-30 devnull nr = b->nrune;
71 b822e0d8 2003-09-30 devnull if(nr < 0)
73 b822e0d8 2003-09-30 devnull if(p+nr <= p0)
74 b822e0d8 2003-09-30 devnull goto Continue;
75 b822e0d8 2003-09-30 devnull if(p >= p0){
77 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
78 57851b64 2008-03-07 rsc /* fill in the end of a wrapped line */
79 b822e0d8 2003-09-30 devnull if(pt.y > qt.y)
80 b822e0d8 2003-09-30 devnull draw(f->b, Rect(qt.x, qt.y, f->r.max.x, pt.y), back, nil, qt);
82 b822e0d8 2003-09-30 devnull ptr = (char*)b->ptr;
83 b822e0d8 2003-09-30 devnull if(p < p0){ /* beginning of region: advance into box */
84 b822e0d8 2003-09-30 devnull ptr += nbytes(ptr, p0-p);
85 b822e0d8 2003-09-30 devnull nr -= (p0-p);
88 b822e0d8 2003-09-30 devnull trim = 0;
89 b822e0d8 2003-09-30 devnull if(p+nr > p1){ /* end of region: trim box */
90 b822e0d8 2003-09-30 devnull nr -= (p+nr)-p1;
91 b822e0d8 2003-09-30 devnull trim = 1;
93 b822e0d8 2003-09-30 devnull if(b->nrune<0 || nr==b->nrune)
94 b822e0d8 2003-09-30 devnull w = b->wid;
96 b822e0d8 2003-09-30 devnull w = stringnwidth(f->font, ptr, nr);
97 b822e0d8 2003-09-30 devnull x = pt.x+w;
98 b822e0d8 2003-09-30 devnull if(x > f->r.max.x)
99 b822e0d8 2003-09-30 devnull x = f->r.max.x;
100 b822e0d8 2003-09-30 devnull draw(f->b, Rect(pt.x, pt.y, x, pt.y+f->font->height), back, nil, pt);
101 b822e0d8 2003-09-30 devnull if(b->nrune >= 0)
102 57851b64 2008-03-07 rsc stringnbg(f->b, pt, text, ZP, f->font, ptr, nr, back, ZP);
103 b822e0d8 2003-09-30 devnull pt.x += w;
104 b822e0d8 2003-09-30 devnull Continue:
106 b822e0d8 2003-09-30 devnull p += nr;
108 b822e0d8 2003-09-30 devnull /* if this is end of last plain text box on wrapped line, fill to end of line */
109 b822e0d8 2003-09-30 devnull if(p1>p0 && b>f->box && b<f->box+f->nbox && b[-1].nrune>0 && !trim){
110 b822e0d8 2003-09-30 devnull qt = pt;
111 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
112 b822e0d8 2003-09-30 devnull if(pt.y > qt.y)
113 b822e0d8 2003-09-30 devnull draw(f->b, Rect(qt.x, qt.y, f->r.max.x, pt.y), back, nil, qt);
119 57851b64 2008-03-07 rsc frredraw(Frame *f)
124 57851b64 2008-03-07 rsc if(f->p0 == f->p1){
125 57851b64 2008-03-07 rsc ticked = f->ticked;
127 57851b64 2008-03-07 rsc frtick(f, frptofchar(f, f->p0), 0);
128 57851b64 2008-03-07 rsc frdrawsel0(f, frptofchar(f, 0), 0, f->nchars, f->cols[BACK], f->cols[TEXT]);
130 57851b64 2008-03-07 rsc frtick(f, frptofchar(f, f->p0), 1);
134 57851b64 2008-03-07 rsc pt = frptofchar(f, 0);
135 57851b64 2008-03-07 rsc pt = frdrawsel0(f, pt, 0, f->p0, f->cols[BACK], f->cols[TEXT]);
136 57851b64 2008-03-07 rsc pt = frdrawsel0(f, pt, f->p0, f->p1, f->cols[HIGH], f->cols[HTEXT]);
137 57851b64 2008-03-07 rsc pt = frdrawsel0(f, pt, f->p1, f->nchars, f->cols[BACK], f->cols[TEXT]);
141 b822e0d8 2003-09-30 devnull frtick(Frame *f, Point pt, int ticked)
143 b822e0d8 2003-09-30 devnull Rectangle r;
145 b822e0d8 2003-09-30 devnull if(f->ticked==ticked || f->tick==0 || !ptinrect(pt, f->r))
147 b822e0d8 2003-09-30 devnull pt.x--; /* looks best just left of where requested */
148 b822e0d8 2003-09-30 devnull r = Rect(pt.x, pt.y, pt.x+FRTICKW, pt.y+f->font->height);
149 cee7a6ab 2006-01-12 devnull /* can go into left border but not right */
150 cee7a6ab 2006-01-12 devnull if(r.max.x > f->r.max.x)
151 cee7a6ab 2006-01-12 devnull r.max.x = f->r.max.x;
152 b822e0d8 2003-09-30 devnull if(ticked){
153 b822e0d8 2003-09-30 devnull draw(f->tickback, f->tickback->r, f->b, nil, pt);
154 b822e0d8 2003-09-30 devnull draw(f->b, r, f->tick, nil, ZP);
156 b822e0d8 2003-09-30 devnull draw(f->b, r, f->tickback, nil, ZP);
157 b822e0d8 2003-09-30 devnull f->ticked = ticked;
161 b822e0d8 2003-09-30 devnull _frdraw(Frame *f, Point pt)
163 b822e0d8 2003-09-30 devnull Frbox *b;
164 b822e0d8 2003-09-30 devnull int nb, n;
166 b822e0d8 2003-09-30 devnull for(b=f->box,nb=0; nb<f->nbox; nb++, b++){
167 b822e0d8 2003-09-30 devnull _frcklinewrap0(f, &pt, b);
168 b822e0d8 2003-09-30 devnull if(pt.y == f->r.max.y){
169 b822e0d8 2003-09-30 devnull f->nchars -= _frstrlen(f, nb);
170 b822e0d8 2003-09-30 devnull _frdelbox(f, nb, f->nbox-1);
173 b822e0d8 2003-09-30 devnull if(b->nrune > 0){
174 b822e0d8 2003-09-30 devnull n = _frcanfit(f, pt, b);
175 b822e0d8 2003-09-30 devnull if(n == 0)
177 b822e0d8 2003-09-30 devnull if(n != b->nrune){
178 b822e0d8 2003-09-30 devnull _frsplitbox(f, nb, n);
179 b822e0d8 2003-09-30 devnull b = &f->box[nb];
181 b822e0d8 2003-09-30 devnull pt.x += b->wid;
183 b822e0d8 2003-09-30 devnull if(b->bc == '\n'){
184 b822e0d8 2003-09-30 devnull pt.x = f->r.min.x;
185 b822e0d8 2003-09-30 devnull pt.y+=f->font->height;
187 b822e0d8 2003-09-30 devnull pt.x += _frnewwid(f, pt, b);
190 b822e0d8 2003-09-30 devnull return pt;
194 b822e0d8 2003-09-30 devnull _frstrlen(Frame *f, int nb)
198 b822e0d8 2003-09-30 devnull for(n=0; nb<f->nbox; nb++)
199 b822e0d8 2003-09-30 devnull n += NRUNE(&f->box[nb]);
200 b822e0d8 2003-09-30 devnull return n;